---> uname -a: Linux prd-centos8-builder-4c-4g-45334.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 764 12211 19 2787 14650 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1a:15:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe1a:15bd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 09/12/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 410.66 82.56 328.11 3677.17 13441.64 03:53:01 PM 199.97 6.13 193.84 1364.65 12021.86 03:54:01 PM 77.01 0.80 76.21 97.43 9021.29 Average: 229.21 29.83 199.38 1713.07 11494.96 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12676992 14653888 3464540 21.46 2688 2173296 1135180 6.60 207748 2843456 210232 03:53:01 PM 11263636 13611772 4877896 30.22 2688 2538000 2321740 13.51 329216 4101724 222300 03:54:01 PM 12440952 14944728 3700580 22.93 2688 2691288 945776 5.50 687836 2565688 164560 Average: 12127193 14403463 4014339 24.87 2688 2467528 1467565 8.54 408267 3170289 199031 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 243.32 204.88 2840.24 36.50 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 03:53:01 PM eth0 360.92 263.53 4797.04 34.40 0.00 0.00 0.00 0.00 03:54:01 PM lo 968.36 968.36 970.65 970.65 0.00 0.00 0.00 0.00 03:54:01 PM eth0 126.17 111.43 316.06 643.08 0.00 0.00 0.00 0.00 Average: lo 322.81 322.81 323.54 323.54 0.00 0.00 0.00 0.00 Average: eth0 243.48 193.29 2651.23 237.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 09/12/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.71 0.62 11.83 2.12 0.09 58.63 03:52:01 PM 0 21.45 0.77 12.15 2.22 0.08 63.32 03:52:01 PM 1 31.67 0.54 10.33 1.09 0.10 56.28 03:52:01 PM 2 29.60 0.70 13.38 1.72 0.10 54.49 03:52:01 PM 3 24.12 0.49 11.44 3.46 0.08 60.42 03:53:01 PM all 62.48 0.00 1.90 0.88 0.10 34.63 03:53:01 PM 0 69.98 0.00 2.02 0.82 0.10 27.08 03:53:01 PM 1 61.24 0.00 2.71 1.35 0.10 34.60 03:53:01 PM 2 61.36 0.00 1.45 0.58 0.10 36.50 03:53:01 PM 3 57.36 0.00 1.42 0.77 0.10 40.35 03:54:01 PM all 48.81 0.00 2.62 0.26 0.09 48.21 03:54:01 PM 0 56.39 0.00 2.14 0.10 0.10 41.27 03:54:01 PM 1 38.59 0.00 2.18 0.23 0.08 58.91 03:54:01 PM 2 47.44 0.00 2.73 0.55 0.08 49.20 03:54:01 PM 3 52.82 0.00 3.44 0.17 0.08 43.49 Average: all 46.01 0.21 5.45 1.09 0.09 47.15 Average: 0 49.26 0.26 5.44 1.05 0.09 43.90 Average: 1 43.85 0.18 5.07 0.89 0.09 49.92 Average: 2 46.15 0.23 5.85 0.95 0.09 46.72 Average: 3 44.79 0.16 5.43 1.46 0.09 48.07